A toy car with very low friction wheels and axles rests on a level track. In which situation will its speed increase more?
(a) It is hit from the rear by a wad of clay that sticks to the car.
(b) It is hit by a rubber ball with the same mass and velocity of the clay that rebounds in the opposite direction after hitting the car.
We need at least 10 more requests to produce the solution.
0 / 10 have requested this problem solution
The more requests, the faster the answer.